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CVE-2017-5334
CRITICAL
Double free vulnerability in the gnutls_x509_ext_import_proxy function in GnuTLS before 3.3.26 and 3.5.x before 3.5.8 allows remote attackers to have unspecified impact via crafted policy language information in an X.509 certificate with a Proxy Certificate Information extension.
Published: Mar 24, 2017
Modified: Jun 17, 2026
CWE-415
CVSS Metrics
CVSSv3
Attack Vector:
NETWORK
Attack Complexity:
LOW
Privileges Required:
NONE
User Interaction:
NONE
Scope:
UNCHANGED
Confidentiality Impact:
HIGH
Integrity Impact:
HIGH
Availability Impact:
HIGH
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Affected Products (11)
| Vendor | Product | Version |
|---|---|---|
| opensuse | leap | 42.1 |
| opensuse | leap | 42.2 |
| gnu | gnutls | * |
| gnu | gnutls | 3.5.0 |
| gnu | gnutls | 3.5.1 |
| gnu | gnutls | 3.5.2 |
| gnu | gnutls | 3.5.3 |
| gnu | gnutls | 3.5.4 |
| gnu | gnutls | 3.5.5 |
| gnu | gnutls | 3.5.6 |
| gnu | gnutls | 3.5.7 |
GitHub Security Advisory GHSA-xwcr-3xw9-7333
Double free vulnerability in the gnutls_x509_ext_import_proxy function in GnuTLS before 3.3.26...
References (18)
- http://lists.opensuse.org/opensuse-security-announce/2017-02/msg00005.html Third Party Advisory
- http://www.openwall.com/lists/oss-security/2017/01/10/7 Mailing List, Patch, Third Party Advisory
- http://www.openwall.com/lists/oss-security/2017/01/11/4 Mailing List, Patch, Third Party Advisory
- http://www.securityfocus.com/bid/95370 Third Party Advisory, VDB Entry
- http://www.securitytracker.com/id/1037576 Third Party Advisory, VDB Entry
- https://access.redhat.com/errata/RHSA-2017:2292
- https://gitlab.com/gnutls/gnutls/commit/c5aaa488a3d6df712dc8dff23a049133cab5ec1b Issue Tracking, Patch, Third Party Advisory
- https://gnutls.org/security.html#GNUTLS-SA-2017-1 Vendor Advisory
- https://security.gentoo.org/glsa/201702-04 Patch, Third Party Advisory, Vendor Advisory
- http://lists.opensuse.org/opensuse-security-announce/2017-02/msg00005.html Third Party Advisory
- http://www.openwall.com/lists/oss-security/2017/01/10/7 Mailing List, Patch, Third Party Advisory
- http://www.openwall.com/lists/oss-security/2017/01/11/4 Mailing List, Patch, Third Party Advisory
- http://www.securityfocus.com/bid/95370 Third Party Advisory, VDB Entry
- http://www.securitytracker.com/id/1037576 Third Party Advisory, VDB Entry
- https://access.redhat.com/errata/RHSA-2017:2292
Risk Scores
CVSS Score
9.8 / 10
EPSS Score
32.75%
Top 2% most likely to be exploited
Threat Score
49 / 100
Data Sources
NVD
EPSS
GitHub